package cn.edu.ctbu.labtest.webapi;

import cn.edu.ctbu.labtest.domain.Teacher;
import cn.edu.ctbu.labtest.service.TeacherService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.HttpMediaTypeException;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;

@RestController
@RequestMapping("/webapi/login")
public class LoginRestController {

    @Autowired
    TeacherService teacherService;

    @GetMapping("/user")
    public int user(HttpServletRequest httprequest,String username, String password){

        //判断用户名和密码是否存在
        List<Teacher> teachers = teacherService.findByNameAndPassword(username,password);

        if(teachers.size()>0){

            //如果存在写入session

            HttpSession session =  httprequest.getSession();

            session.setAttribute("userid",teachers.get(0).getId());

            session.setAttribute("user",teachers.get(0));

            return 1;   //成功
        }else{
            //如果不存在，返回出错

            return -1;//不存在用户
        }

    }

}
